Home / 2,945.14-4,418.79-1,774.96

Finding the Fourth Proportional to 2,945.14, 4,418.79 and 1,774.96

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Solution

The fourth proportional to 2,945.14, 4,418.79 and 1,774.96 is: 2,663.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.14 : 4,418.79 = 1,774.96 : x
  2. Step 2: Convert to fraction form
    2,945.14/4,418.79 = 1,774.96/x
  3. Step 3: Cross multiply
    2,945.14x = 4,418.79 × 1,774.96
  4. Step 4: Simplify right side
    2,945.14x = 7,843,175.50
  5. Step 5: Solve for x
    x = 7,843,175.50/2,945.14
  6. Step 6: Final answer
    x = 2,663.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.